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BioPBS™ FX85AC

Chemical Family
Polyesters

BioPBS™ FX85AC is a bio-based polybutylene succinate adipate (PBSA) produced through the polymerization of bio-based succinic acid, 1,4-butanediol, and adipic acid. Similar to LDPE, BioPBS™ is a soft and flexible semi-crystalline polyester with excellent properties that make it well-suited for cast extrusion and extrusion coating applications, including the production of compostable paper cups. FX85AC has been specifically developed for use in home compostable coated paper, catering to frozen and cold beverage applications.

Properties

Physical Form
  • Pellets
  • Solid

Product families

Plastics — Engineering & Specialty Polymers
  • Biodegradable Polymers
  • Polyesters & Copolyesters

Other characteristics

Brand
BioPBS™
Density
1,260.0 kg/m³
Polymer Name
Polybutylene Succinate Adipate (PBSA)
Labeling Claims

Bio-based, Biodegradable, Food Contact Acceptable; Bio-based; Biodegradable; Food Contact Acceptable

Processing Methods
Extrusion, Extrusion Coating
Notes

* Based on coating thickness 25 μm and paper weight 250 gsm under pressure 0.5 MPa for 1 second ** FX85AC is under testing for home compostable certificate.

Technology
Plastics
Product Features

Similar processability as LDPE; Processable in LDPE extrusion coating machine; Excellent adhesion to paper; Superior heat sealability; Excellent printability without pre treatment; Low coating thickness; Bio content 40.45%; All components certified composability by BPI and TUV; Food contact approved by FDA (FCN No. 1818) and JHOSPA, and comply to EU10/2011

Storage Condition

BioPBS™ pellet is dried and packed in aluminum-lined packaging before delivering to customers. Pre-dry of the unopened BioPBS™ is not necessary. It is recommended to keep packages sealed until ready to process and using up the whole 25-kg bag. Unused material should be tightly sealed, kept away from open air, and pre-dried (Temperature 80°C for over 5 hours) to moisture content of less than 1,000 ppm (preferable less than 700 ppm) prior to using next time. Do not store outdoors. Keep dry at ambient temperature. Avoid humid environment, heat and direct sunlight. Use material within 6 months after delivery date, in order to prevent possible material quality deterioration.

Material Features
  • Compostable
  • Flexible
  • Food Contact Acceptable
  • Good Adhesion
  • Good Printability
  • Good Processability
  • Heat Sealable
  • Soft
Certifications and Compliance
  • EU Packaging Directive (94/62/EC)
  • FDA Compliant
  • Halal
  • OK compost HOME
  • OK compost INDUSTRIAL (EN 13432)
  • TÜV Approved
Plastics and Elastomers Functions
Resin
Plastics and Elastomers Processing Methods
  • Extrusion
  • Extrusion Coating

Technical data

Table 1 of 2

7 rows
CharacteristicValueUnitMethod
Density1.26g/cm3ISO 1183
Melt Flow Rate (190°C, 2.16 kg)15.0g/10 minISO 1133
Melting Pointmin. 84°CISO 3146
Moisture Contentmax. 1,000ppmKarl Fischer
Seal Initiation Temperature*130.0°C—
Service Temperaturemax. 60°C—
Home Compostable**1 - side and 2 - side coating——

Table 2 of 2

9 rows
CharacteristicValueUnit
Melt Temperature235 - 245°C
Feed Throat140.0°C
Barrel Temperature160 - 235°C
Adapter Temperature235 - 245°C
Die Temperature235 - 245°C
Chill Roll Temperaturemax. 20°C
Air Gap10.0cm
Minimum Coating Weight20.0gsm
Corona Treatmentmin. 8kW

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